ustack.com - dns.ninja
ustack.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786015324 | ||||||
Subdomains
www.ustack.com |
Same first word
Similar names
DNS History
9 records (7 active, 2 former)
●NSf1g1ns1.dnspod.net2015-08-08 → 2026-08-06 · 2 obs
● 2026-08-06 11:23:14
●NSf1g1ns2.dnspod.net2015-08-08 → 2026-08-06 · 2 obs
● 2026-08-06 11:23:14
●MXalt1.aspmx.l.google.com2015-08-08 → 2026-08-06 · 5 obs
● 2026-03-09 11:12:56
○ 2026-06-15 07:19:44
● 2026-07-05 10:52:28
● 2026-08-06 11:23:14
●MXalt2.aspmx.l.google.com2015-08-08 → 2026-08-06 · 5 obs
● 2026-03-09 11:12:56
○ 2026-06-15 07:19:44
● 2026-07-05 10:52:28
● 2026-08-06 11:23:14
●MXaspmx.l.google.com2015-08-08 → 2026-08-06 · 5 obs
● 2026-03-09 11:12:56
○ 2026-06-15 07:19:44
● 2026-07-05 10:52:28
● 2026-08-06 11:23:14
●MXaspmx2.googlemail.com2015-08-08 → 2026-08-06 · 5 obs
● 2026-03-09 11:12:56
○ 2026-06-15 07:19:44
● 2026-07-05 10:52:28
● 2026-08-06 11:23:14
●MXaspmx3.googlemail.com2015-08-08 → 2026-08-06 · 5 obs
● 2026-03-09 11:12:56
○ 2026-06-15 07:19:44
● 2026-07-05 10:52:28
● 2026-08-06 11:23:14
○A42.62.73.62015-08-08 → 2020-01-16 · 4 obs
● 2020-01-16 06:36:38
○ 2026-03-02 13:01:52
○ 2026-08-06 11:23:14
○A42.62.73.72015-08-08 → 2020-01-16 · 4 obs
● 2020-01-16 06:36:38
○ 2026-03-02 13:01:52
○ 2026-08-06 11:23:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net... | - |
| ustack.com | f1g1ns1.dnspod.net, f1g1ns2.dnspod.net | - |
✅ Authoritative Response
Server:1.12.0.1
NS records: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ustack.com (unsigned zone)
⏱️ Timing
Total: 586ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | f1g1ns1.dnspod.net, f1g1ns2.dnspod.net |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 5 | lt1iv9l48423v69bastd04cu4q, aaeb9f3768e3fafef885df4aedb9de981fe2a7f9... |
| SOA | 1 | f1g1ns1.dnspod.net freednsadmin.dnspod.c |
Analysis
Hierarchy
www.ustack.com is delegated beneath ustack.com.
Name Servers
ustack.com is delegated to two name servers: f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.
ustack.com has the same name server delegation as a number of other domains, such as biululu.com, quyaxinli.com, ysts8.cn and two more.
There is at least partial name server overlap between ustack.com and other domains — kyotaonlinac.com, workinggo.com, neutralmarlservices.com and two more among them.
The name servers a.dnspod.com, c.dnspod.com and b.dnspod.com are often found in combination with these name servers.
Host names resolving to 8 IP numbers:
f1g1ns2.dnspod.net resolves to 1.12.0.1, 1.13.76.35, 36.155.149.35 and 5 other IP addresses.
Host names resolving to 7 IP numbers:
f1g1ns1.dnspod.net resolves to 1.12.0.4, 1.14.119.35, 111.13.13.35 and 4 other IP addresses.
Mail Servers
Five mail servers handle ustack.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
ustack.com shares at least some of its mail servers with other domains — for example ns500754.ns500742.ns500754.ns500742.ns500731.ns500671.ns500688.ns500688.ns500678.ns500291.ns500671.ns500671.ns500666.tenderladiesbz.com, ajpro.net, richlondon.com and two more.
It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.
Hosts with two IP numbers each:
aspmx2.googlemail.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com points to 172.253.62.27 and 2607:f8b0:4004:c19::1b.
alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 2800:3f0:4003:c0f::1b IP addresses.
aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 108.177.123.26 IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1b IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 172.253.116.27 IP addresses.